大约一年之前，苹果公司的老板Steve Jobs发布了他认为将会改变所有手机的iphone。本周，他再次出面，宣布了第二代产品——iphone 3g。

ALMOST a year after launching what he thinks is the phone to change all phones, Steve Jobs, the boss of Apple, took to the stage again this week to introduce its second version, the iPhone 3g.

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